Which three basic configuration parameters must you set to migrate your cluster from MapReduce1 (MRv1) to MapReduce v2 (MRv2)?
A. Configure the NodeManager hostname and enable services on YARN by setting the following property in yarn-site.xml:
<name>yarn.nodemanager.hostname</name>
<value>your_nodeManager_hostname</value>
B. Configure the number of map tasks per job on YARN by setting the following property in mapred-site.xml:
<name>mapreduce.job.maps</name>
<value>2</value>
C. Configure MapReduce as a framework running on YARN by setting the following property in mapred-site.xml:
<name>mapreduce.framework.name</name>
<value>yarn</value>
D. Configure the ResourceManager hostname and enable node services on YARN by setting the following property in yarn-site.xml:
<name>yarn.resourcemanager.hostname</name>
<value>your_responseManager_hostname</value>
E. Configure a default scheduler to run on YARN by setting the following property in sapred-site.xml:
<name>mapreduce.jobtracker.taskScheduler</name>
<value>org.apache.hadoop.mapred.JobQueueTaskScheduler</value>
F. Configure the NodeManager to enable MapReduce services on YARN by adding following property in yarn-site.xml:
<name>yarn.nodemanager.aux-services</name>
<value>mapreduce_shuffle</value>
|
Download Printable PDF. VALID exam to help you PASS. |
 |